unproficiency

English

Etymology

From un- +‎ proficiency.

Noun

unproficiency (uncountable)

1. Lack of proficiency.
   • 1612–1626, [Joseph Hall], “(please specify the page)”, in [Contemplations vpon the Principall Passages of the Holy Storie], volume (please specify |volume=II, V, or VI), London, →OCLC:

     One is sick of the pleuritical stitches of envy; one of the contracting cramp of covetousness; another of the atrophy of unproficiency.